package cn.kmsoft.jssc.service.processor;

import cn.kmsoft.jssc.config.AnalyseConfig;
import cn.kmsoft.jssc.entity.analyse.*;
import cn.kmsoft.jssc.service.AnalyseTaskProcessor;
import cn.kmsoft.wololo.object.query.GeoJsonQuery;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;

import java.util.*;


/**
 * 国土空间规划的控制性详细规划的空间套合叠加分析
 * 
 * @author wangq
 *
 */
public class KgAnalyseTaskProcessor extends AnalyseTaskProcessor {
	private static final Logger logger = LoggerFactory.getLogger(KgAnalyseTaskProcessor.class);

	private final double areaScale=10000;
	//城市规划-控制性详细规划
	private final String analysePoint="csgh-kg";//看配置文件
	private AnalyseTaskParam analyseTaskParam;
	private AnalyseConfig analyseConfig;

	public KgAnalyseTaskProcessor(AnalyseTaskParam param, AnalyseConfig analyseConfig) {
		this.analyseTaskParam=param;
		this.analyseConfig=analyseConfig; 
	}
	
	public AnalyseTaskParam getAnalyseTaskParam() {
		return analyseTaskParam;
	}
	public void setAnalyseTaskParam(AnalyseTaskParam analyseTaskParam) {
		this.analyseTaskParam = analyseTaskParam;
	}
	
	@Override
	public TaskResult call() throws Exception {
		// TODO Auto-generated method stub
		String threadId = Thread.currentThread().getName();
		
		String tableName = this.analyseTaskParam.getTableName();
		String analyseType=this.analyseTaskParam.getAnalystType();
		String dbKey = this.analyseTaskParam.getDbKey();
		int fgeo_wkid= this.analyseTaskParam.getFgeo_wkid();
		String feaTypePoint = analyseTaskParam.getFeaTypePoint();

		AnalyseDb analyseDb = this.analyseConfig.getAnalyseDbByDbkey(dbKey);
		if(analyseDb==null){
			System.out.println();
			String errorMsg = String.format("--->TaskProcessor stop, dbKey: %s, 为null",dbKey);
			System.out.println(errorMsg);
			logger.warn(errorMsg);

			return null;
		}
		String dbType = analyseDb.getDbType();
		String dbInstance = analyseDb.getDbInstance();
		String tablespace = analyseDb.getTablespace();
		String serverId = analyseDb.getServerId();//分析服务标识

		String tableId = dbInstance + "/" + tablespace + "." + tableName;

		//注意，根据数据库类型进行分类处置。
		//若为oracle的sde，则需要添加表空间；
		if("postgresql".equalsIgnoreCase(dbType)){
			//若为postgresql的postgis库，则去掉表空间或者为postgis_33_sample.sde.dltb_2018_500155_d36
			tableId = dbInstance + "/" + dbInstance+"."+ tablespace + "." + tableName;
		}
		String operatorMethod = "intersectpy";
		if(analyseType.equalsIgnoreCase("intersect") && feaTypePoint.equalsIgnoreCase("py")){
			operatorMethod = "intersectpy";
		}else if(analyseType.equalsIgnoreCase("intersect") && feaTypePoint.equalsIgnoreCase("py2")){
			operatorMethod = "intersectpy2";
		}else if(analyseType.equalsIgnoreCase("spatialquery") && feaTypePoint.equalsIgnoreCase("py")){
			operatorMethod = "spatialQuery";
		} else if(analyseType.equalsIgnoreCase("spatialquery") && feaTypePoint.equalsIgnoreCase("py2")){
			operatorMethod = "spatialQuery2";
		} else if(analyseType.equalsIgnoreCase("difference") && feaTypePoint.equalsIgnoreCase("py")){
			operatorMethod = "difference";
		}

		AnalyseServer analyseServer = this.analyseConfig.getAnalyseServerByServerId(serverId);
		String serverUrl = analyseServer.getServerUrl();

		String targetUrl = serverUrl + "/" + operatorMethod + "/" + tableId;
		//String targetUrl = this.analyseConfig.getServerUrl() + "/" + operatorMethod + "/" + tableId;
		//String targetUrl = this.analyseConfig.getServerUrl() + "/" + analystType + "/" + tableId;
		//String tableId = this.analyseConfig.getDbInstance() + "/" + this.analyseConfig.getDbTablespace() + "." + tableName;
		//String targetUrl = this.analyseConfig.getAnalystServer() + "/" + analystType + "/" + tableId;
		//String targetUrl = this.analyseConfig.getAnalystServiceUriMap().get(this.analysePoint);

		//任务参数
		AnalyseTaskParam params = this.analyseTaskParam;
		params.setTargetUrl(targetUrl);

		TaskResult taskResult = this.startAnalyse(operatorMethod,threadId, params);

		return taskResult;
	}
	
	/**
	 * start分析
	 * 
	 * TaskParam params  
	 * Return 
	 */
	@Override
	public TaskResult startAnalyse(String operatorMethod,String threadId, AnalyseTaskParam params) {
		TaskResult result = new TaskResult();
		
		String targetUrl = params.getTargetUrl();
		String jobId = params.getJobId();
		String taskId = params.getTaskId();
		String dkbh = params.getDkbh();
		String tableName = params.getTableName();
		GeoJsonQuery query = (GeoJsonQuery) params.getQuery();
		
		result.setThreadId(threadId);
		result.setJobId(jobId);
		result.setTableName(tableName);
		//result.setAnalystPoint(this.analysePoint);
		result.setAnalystPoint(params.getAnalysePoint());
		result.setProcessorName(params.getProcessName());
		result.setTaskId(taskId);
		result.setDkbh(dkbh);

		System.out.println(String.format("--->doAnalyse,threadId: %s, jobId: %s, dkbh: %s, targetUrl: %s",threadId, jobId, dkbh, targetUrl));
		//叠加分析
		List<KgDetailResult> kgDetailResultList= this.doKgAnalyse(jobId, targetUrl, query);
		
		Map<String, Statis03Result> kg03StatisResultMap = this.summaryKgStatis03Result(kgDetailResultList);
		List<GhtzKg> ghtzKgResults = this.convert2GhtzKgList(taskId, dkbh, kg03StatisResultMap);
		
		System.out.println(String.format("--->threadId: %s, jobId: %s, analysePoint: %s, 叠加控制性详细规划后获得的三级分类数量： %d", threadId,jobId,this.analysePoint,kg03StatisResultMap.size()));

		result.setDetailsListResult(kgDetailResultList);
	    result.setSummary03Result(kg03StatisResultMap);
	    result.setSummary03DBEntResult(ghtzKgResults);
	    result.setSummary02Result(null);
	    result.setSummary01Result(null);
	    
		return result;
	}
	
	/**
	 * 控规叠加分析
	 * 
	 * @param query
	 * @return
	 */
	public List<KgDetailResult> doKgAnalyse(String jobId,String targetUrl, GeoJsonQuery query) {

		List<KgDetailResult> kzxxxghDetailResultList= new ArrayList<KgDetailResult>();
		
		String queryJsonStr = JSONObject.toJSONString(query);
		HttpHeaders headers = new HttpHeaders();
		headers.setContentType(MediaType.APPLICATION_JSON);
		
		HttpEntity<String> entity = new HttpEntity<>(queryJsonStr, headers);
		
		//2、转发空间分析的请求
		ResponseEntity<JSONObject> exchange = this.exchangeSpatialAnalyst(jobId, targetUrl, entity);
		JSONObject gzqObject= exchange.getBody();
		if(gzqObject==null || gzqObject.getJSONArray("result")==null) {
			return kzxxxghDetailResultList;
		}
		
		JSONArray feasJSONArray = gzqObject.getJSONArray("result").getJSONObject(0).getJSONArray("features");
		List<Map<String,String>> allFeaProperties = this.parseFeaGeometryAndProperties(feasJSONArray);
		int feaCount = allFeaProperties.size();		
		for(int i=0; i<feaCount;i++ ) {
			Map<String,String> feaProps = allFeaProperties.get(i);

			//将要素属性的key全部转为小写，否则oracle和postgresql数据库返回的结果会有差异
			Map<String,String> feaPropsKeyLowercCase = new HashMap<>();
			feaProps.forEach((key,value) -> feaPropsKeyLowercCase.put(key.toLowerCase(), value));

			//1-目标图层的字段值
			String bsm = feaPropsKeyLowercCase.get("bsm")!=null ? feaPropsKeyLowercCase.get("bsm").toString():"-1";//BSM
			String kgfldm = feaPropsKeyLowercCase.get("kgfl")!=null ? feaPropsKeyLowercCase.get("kgfl").toString():"-1";//控规分类代码KGFL
			String kgflmc = feaPropsKeyLowercCase.get("kgfl")!=null ? feaPropsKeyLowercCase.get("kgfl").toString():"-1";//控规分类名称KGFLMC,目前使用的同一个字段KGFL
			//2-追加的3个几何面积
			double area = Double.parseDouble(feaPropsKeyLowercCase.get("area").toString());//叠加后重叠范围的几何面积AREA
			double fgeoarea = Double.parseDouble(feaPropsKeyLowercCase.get("fgeoarea").toString());//目标图层（sde库）原图斑几何面积FGEOAREA
			double sgeoarea = Double.parseDouble(feaPropsKeyLowercCase.get("sgeoarea").toString());//上传图斑的几何面积SGEOAREA
			//3-叠加相交结果的几何图形
			String wkt = feaPropsKeyLowercCase.get("geom").toString();

			KgDetailResult kgDetailResult= new KgDetailResult();
			kgDetailResult.setFeaProps(feaProps);

			kgDetailResult.setBsm(bsm);
			kgDetailResult.setKgfldm(kgfldm);
			kgDetailResult.setKgflmc(kgflmc);
			//2-后台新建的新面积字段
			kgDetailResult.setArea(Math.abs(area));//叠加相交面积，核心成果
			kgDetailResult.setFgeoarea(Math.abs(fgeoarea));//目标图层（sde库）原图斑几何面积
			kgDetailResult.setSgeoarea(Math.abs(sgeoarea));//上传图斑几何面积
			kgDetailResult.setGeomText(wkt);

			kzxxxghDetailResultList.add(kgDetailResult);
		}		
		return kzxxxghDetailResultList;
	}
	
	/**
	 * 将控规叠加分析的结果转换为三级类实体对象
	 * 
	 * @param taskId
	 * @param dkbh
	 * @param kgStatis03Results
	 * @return
	 */
	public List<GhtzKg> convert2GhtzKgList(String taskId, String dkbh, Map<String,Statis03Result> kgStatis03Results) {
		List<GhtzKg> ghtzKgResults= new ArrayList<GhtzKg>();
		//控规分类代码
		Set<String> kgfldmSet = kgStatis03Results.keySet();
		Iterator<String> iter = kgfldmSet.iterator();
		while(iter.hasNext()) {
			String kgfldm = iter.next();
			Statis03Result kgStatis = kgStatis03Results.get(kgfldm);

			GhtzKg ghtzKg = new GhtzKg();
			ghtzKg.setTaskId(taskId);
			ghtzKg.setDkbh(dkbh);
			ghtzKg.setDjmj(kgStatis.getAnalyseArea());
			ghtzKg.setKgfldm(kgfldm);
			ghtzKg.setKgflmc(kgStatis.getMc());

			ghtzKgResults.add(ghtzKg);
		}
		
		return ghtzKgResults;
	}
	
	public Map<String, Statis03Result> summaryKgStatis03Result(List<KgDetailResult> kgDetailResultList) {
		Map<String,Statis03Result> kgStatisResults = new HashMap<String,Statis03Result>();
		//汇总为三级分类统计
		Iterator<KgDetailResult> detailIter = kgDetailResultList.iterator();
		while (detailIter.hasNext()) {
			KgDetailResult kgDetailResult = detailIter.next();

			String kgfldm = kgDetailResult.getKgfldm();
			String kgflmc = kgDetailResult.getKgflmc();
			Double area = kgDetailResult.getArea();

			if (kgStatisResults.containsKey(kgfldm)) {
				// 已有的面积
				Double areaOfSum = kgStatisResults.get(kgfldm).getAnalyseArea();
				kgStatisResults.get(kgfldm).setAnalyseArea(areaOfSum + area);
			} else {
				Statis03Result statisResult = new Statis03Result();
				statisResult.setDm(kgfldm);
				statisResult.setMc(kgflmc);
				statisResult.setAnalyseArea(area);

				kgStatisResults.put(kgfldm, statisResult);
			}
		}

		return kgStatisResults;
	}

	
}
